Diep is saving money so he can buy a used car in 12 months. the total cost of the car he wants is $1,450. diep determines that he needs to save $120 each month to be able to afford the car, as shown below. mc024-1.jpg what error did diep make? there is a subtraction error. diep will need to save less than $120 each month. there is a subtraction error. diep will need to save exactly $121 each month. there is a multiplication error. diep needs to save exactly $120.83 each month. there is a multiplication error. diep needs to save an average of mc024-2.jpg each month. some months he needs to save $120.83 and other months he needs to save $120.84.

In new york city at the spring equinox there are 12 hours 8 minutes of daylight. the longest and shortest days of the year very by two hours and 53 minutes from the equinox in this year the equinox falls on march 21 in this task you use trigonometric function to model the hours of daylight hours on certain days of the year in new york city a.what is the independent and dependent variables? b.find the amplitude and the period of the function. c.create a trigonometric function that describes the hours of sunlight for each day of the year. d. graph the function you build in part c. e. use the function you build in part c to find out how many fewer daylight hours february 10 will have than march 21. you may look at the calendar.